Issues

• [BUG] mstatus.SD stays clear when mstatus.VS is Dirty

  Component:RTLnotCV32A65XStatus:NewType:Bug
  openhwfoundation/cva6#3637 · Filter by author huntersubmit opened on Oct 16, 2026

• [BUG] Writable hstatus.VSBE does not affect VS-mode store byte order

  Component:RTLStatus:NewType:Bug
  openhwfoundation/cva6#3636 · Filter by author huntersubmit opened on Oct 15, 2026

• [BUG] HPDcache AMOs treat big-endian byte-lane encodings as little-endian integers

  Component:RTLPARAM:AMOStatus:NewType:Bug
  openhwfoundation/cva6#3635 · Filter by author huntersubmit opened on Oct 15, 2026

• [BUG] CVA6 deadlocks after a cm.mvsa01 whose two micro-ops land in the last and the first scoreboard entries

  Component:RTLStatus:In ProgressType:Bug
  openhwfoundation/cva6#3625 · Filter by author pointerliu opened on Oct 12, 2026
  3

  

• [BUG] Sdtrig: Debug Mode entry caused by a trigger firing with action=1 reports dcsr.cause = 3 (haltreq) instead of 2 (trigger)

  Component:RTLStatus:NewType:Bug
  openhwfoundation/cva6#3624 · Filter by author pointerliu opened on Oct 12, 2026

• [BUG] Sdtrig: a trigger enabled in S/HS-mode only (s=1, vs=0) incorrectly matches in VS-mode and causes a breakpoint exception

  Component:RTLStatus:NewType:Bug
  openhwfoundation/cva6#3623 · Filter by author pointerliu opened on Oct 12, 2026

• [BUG] Sdtrig: tdata1 writes do not legalize dmode and action

  Component:RTLStatus:NewType:Bug
  openhwfoundation/cva6#3622 · Filter by author pointerliu opened on Oct 11, 2026

• [BUG] Sdtrig etrigger fires on an interrupt trap

  Type:Bug
  openhwfoundation/cva6#3620 · Filter by author pointerliu opened on Oct 11, 2026

• [BUG] Sdtrig icount: the counter is decremented for instructions retired in privilege modes where the trigger is not enabled

  Component:RTLStatus:NewType:Bug
  openhwfoundation/cva6#3619 · Filter by author pointerliu opened on Oct 11, 2026

• [BUG] Sdtrig RV64: writing 0 to tdata1 does not disable the trigger

  Component:RTLStatus:NewType:Bug
  openhwfoundation/cva6#3618 · Filter by author pointerliu opened on Oct 11, 2026

• [BUG] Shared FIOM state across menvcfg, senvcfg, and henvcfg

  Component:RTLStatus:NewType:Bug
  openhwfoundation/cva6#3617 · Filter by author i3abghany opened on Oct 10, 2026

• [BUG] CV-X-IF offload squashed by a pipeline flush is never cancelled and stale write-back corrupts an unrelated instruction

  Component:RTLPARAM:CVXIFStatus:NewType:Bug
  openhwfoundation/cva6#3613 · Filter by author zxz2004626 opened on Oct 7, 2026
  4

• Async Reset creates untestable ffs during Design for Testability insertion.

  Component:Tool-and-buildType:Question
  openhwfoundation/cva6#3609 · Filter by author franout opened on Oct 5, 2026
  9

• [BUG] An AMO to the boot ROM, the CLINT or the Debug Module never completes: the hart hangs instead of raising a store/AMO access fault

  Component:RTLPARAM:AMOStatus:In ProgressType:Bug
  openhwfoundation/cva6#3608 · Filter by author youzi27 opened on Oct 5, 2026
  2

  

• [BUG] An AMO through a leaf PTE with D = 0 raises a store/AMO access fault (7) instead of a store/AMO page fault (15)

  Component:RTLPARAM:AMOStatus:NewType:Bug
  openhwfoundation/cva6#3607 · Filter by author youzi27 opened on Oct 5, 2026

• [BUG] LR is treated as a store during PMP checks, causing valid R-only accesses to fault

  Component:RTLPARAM:AMOStatus:NewType:Bug
  openhwfoundation/cva6#3606 · Filter by author 90ICEDA opened on Oct 3, 2026
  6

• [Enhancement] Support for the 'Sstc' supervisor-mode timer interrupts extension

  Component:RTLStatus:NewType:Enhancement
  openhwfoundation/cva6#3605 · Filter by author midnightveil opened on Oct 2, 2026

• [BUG] PMP check replaces an instruction guest-page fault with an instruction access fault

  Component:RTLStatus:NewType:Bug
  openhwfoundation/cva6#3597 · Filter by author qinkejiu opened on Sep 28, 2026

• [BUG] cva6_mmu: RV64-only fetch check creates a reversed part-select in cv32a6_imac_sv32

  Component:RTLStatus:In ProgressType:Bug
  openhwfoundation/cva6#3594 · Filter by author xtofalex opened on Sep 26, 2026
  2

  

• [BUG] <RV32-only Zkn instructions (aes32*, sha512*h/l/r) and the RV32 rev8 encoding still retire on RV64 after #3527>

  Component:RTLStatus:NewType:Bug
  openhwfoundation/cva6#3588 · Filter by author youzi27 opened on Sep 23, 2026

• [BUG] RASDepth=1 creates invalid slices in ras.sv

  Component:RTLnotCV32A65XStatus:NewType:Bug
  openhwfoundation/cva6#3587 · Filter by author KnightGOKU opened on Sep 23, 2026
  1

• [BUG] Three-way ICache can acknowledge a refill without installing it

  Type:Bug
  openhwfoundation/cva6#3584 · Filter by author jimmymtest opened on Sep 22, 2026

• [BUG] Zcmp stack instructions fail in some situations

  Component:RTLStatus:NewType:Bug
  openhwfoundation/cva6#3582 · Filter by author fpetrot opened on Sep 20, 2026
  7

• [BUG] WT DCache replacement index is not range-safe for three-way associativity

  Component:RTLStatus:In ProgressType:Bug
  openhwfoundation/cva6#3580 · Filter by author KnightGOKU opened on Sep 20, 2026
  2

  

• [BUG] SharedTlbDepth=6` can generate out-of-range Shared TLB indices

  Component:RTLnotCV32A65XPARAM:MMUStatus:In ProgressType:Bug
  openhwfoundation/cva6#3579 · Filter by author KnightGOKU opened on Sep 19, 2026